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<?php namespace Foo { function test($a, $b, $c) { var_dump(array_map('extract', [['res' => 123]], [['res' => 123]])); } test(1, 2, 3); } /*namespace { function test($a, $b, $c) { var_dump(call_user_func('func_get_args')); var_dump(call_user_func('get_defined_vars')); } test(1, 2, 3); }*/
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
Fatal error: Uncaught TypeError: extract(): Argument #2 ($flags) must be of type int, array given in /in/km5Km:5 Stack trace: #0 [internal function]: extract(Array, Array) #1 /in/km5Km(5): array_map('extract', Array, Array) #2 /in/km5Km(7): Foo\test(1, 2, 3) #3 {main} thrown in /in/km5Km on line 5
Process exited with code 255.
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Warning: extract() expects parameter 2 to be int, array given in /in/km5Km on line 5 array(1) { [0]=> NULL }
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33
Warning: extract() expects parameter 2 to be integer, array given in /in/km5Km on line 5 array(1) { [0]=> NULL }
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Warning: extract() expects parameter 2 to be long, array given in /in/km5Km on line 5 array(1) { [0]=> NULL }

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